<!DOCTYPE html>
<html>

<head lang="en">
    <meta charset="UTF-8">
    <title></title>
    <style>
    body {
        background-color: #2F2F2F
    }

    #stage {
        margin-left: auto;
        margin-right: auto;
        display: block;
        margin-top: 50px;
    }
    </style>
</head>

<body>
    <p style="text-align:center;color:#fff;font-size:18px;">点击按键盘上、下、左、右键操作。</p>
    <canvas id="stage" width="600" height="400"></canvas>
    <script src="js/game.js"></script>
    <script src="js/mario.js"></script>
    <script src="js/app.js"></script>
</body>

</html>